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element_info_per_processor.hh
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Thu, May 9, 18:59

element_info_per_processor.hh
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/**
* @file element_info_per_processor.hh
*
* @author Nicolas Richart <nicolas.richart@epfl.ch>
*
* @date Fri Mar 11 14:45:15 2016
*
* @brief Helper classes to create the distributed synchronizer and distribute
* a mesh
*
* @section LICENSE
*
* Copyright (©) 2010-2011 EPFL (Ecole Polytechnique Fédérale de Lausanne)
* Laboratory (LSMS - Laboratoire de Simulation en Mécanique des Solides)
*
* Akantu is free software: you can redistribute it and/or modify it under the
* terms of the GNU Lesser General Public License as published by the Free
* Software Foundation, either version 3 of the License, or (at your option) any
* later version.
*
* Akantu is distributed in the hope that it will be useful, but WITHOUT ANY
* WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
* A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more
* details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with Akantu. If not, see <http://www.gnu.org/licenses/>.
*
*/
/* -------------------------------------------------------------------------- */
#include "aka_common.hh"
#include "mesh_accessor.hh"
#include "communication_buffer.hh"
#include "mesh.hh"
/* -------------------------------------------------------------------------- */
#ifndef __AKANTU_ELEMENT_INFO_PER_PROCESSOR_HH__
#define __AKANTU_ELEMENT_INFO_PER_PROCESSOR_HH__
namespace akantu {
class ElementSynchronizer;
class StaticCommunicator;
class MeshPartition;
}
/* -------------------------------------------------------------------------- */
__BEGIN_AKANTU__
class ElementInfoPerProc : protected MeshAccessor {
public:
ElementInfoPerProc(ElementSynchronizer & synchronizer, UInt message_cnt,
UInt root, ElementType type);
virtual void synchronizeConnectivities() = 0;
virtual void synchronizePartitions() = 0;
virtual void synchronizeTags() = 0;
virtual void synchronizeGroups() = 0;
protected:
void fillCommunicationScheme(const Array<UInt> & partition);
template <class CommunicationBuffer>
void fillElementGroupsFromBuffer(CommunicationBuffer & buffer);
template <typename T, typename BufferType>
void fillMeshDataTemplated(BufferType & buffer, const std::string & tag_name);
template <typename BufferType>
void fillMeshData(BufferType & buffer, const std::string & tag_name);
protected:
ElementSynchronizer & synchronizer;
UInt rank;
UInt nb_proc;
UInt root;
ElementType type;
UInt nb_tags;
UInt nb_nodes_per_element;
UInt nb_element;
UInt nb_local_element;
UInt nb_ghost_element;
UInt message_count;
Mesh & mesh;
const StaticCommunicator & comm;
};
/* -------------------------------------------------------------------------- */
class MasterElementInfoPerProc : protected ElementInfoPerProc {
public:
MasterElementInfoPerProc(ElementSynchronizer & synchronizer,
UInt message_cnt,
UInt root, ElementType type,
const MeshPartition & partition);
void synchronizeConnectivities();
void synchronizePartitions();
void synchronizeTags();
void synchronizeGroups();
protected:
template <typename T>
void fillTagBufferTemplated(DynamicCommunicationBuffer * buffers,
const std::string & tag_name);
void fillTagBuffer(DynamicCommunicationBuffer * buffers,
const std::string & tag_name);
private:
const MeshPartition & partition;
Vector<UInt> all_nb_local_element;
Vector<UInt> all_nb_ghost_element;
Vector<UInt> all_nb_element_to_send;
};
/* -------------------------------------------------------------------------- */
class SlaveElementInfoPerProc : protected ElementInfoPerProc {
public:
SlaveElementInfoPerProc(ElementSynchronizer & synchronizer,
UInt message_cnt,
UInt root);
void synchronizeConnectivities();
void synchronizePartitions();
void synchronizeTags();
void synchronizeGroups();
bool needSynchronize();
private:
UInt nb_element_to_receive;
};
__END_AKANTU__
#include "element_info_per_processor_tmpl.hh"
#endif /* __AKANTU_ELEMENT_INFO_PER_PROCESSOR_HH__ */

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